#688A19
Closest named color: Mossy Green (#638B27). oklch(58.7% 0.139 125.8), rgb(104, 138, 25).
Aa
Black text reads best on this color (5.23:1).
About this color
#688A19 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.139 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mossy Green (#638B27), ΔE 0.009 away. Black text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Mossy Green (#638B27) |
| Black text | 5.23:1 |
| White text | 4.00:1 |
Values
| HEX | #688A19 |
| RGB | rgb(104, 138, 25) |
| HSL | hsl(78, 69%, 32%) |
| OKLCH | oklch(58.7% 0.139 125.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #688A19 | 4.00:1 | AA large text | Lc -72.7 | Content text, not long reading |
| Black text on #688A19 | 5.23:1 | AA | Lc 36.9 | Non-text elements, placeholder text |
| #688A19 text on white | 4.00:1 | AA large text | Lc 67.2 | Content text, not long reading |
| #688A19 text on black | 5.23:1 | AA | Lc -34.4 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECDF
oklch(93.6% 0.018 124)
-
Step 200
200
#D3DEC5
oklch(88.5% 0.036 126.6)
-
Step 300
300
#B7C89D
oklch(80.9% 0.061 125.3)
-
Step 400
400
#91AC65
oklch(70.7% 0.101 125.9)
-
Step 500
500
#769738
oklch(63.1% 0.128 126.1)
-
Step 600
600 (this color)
#688A19
oklch(58.7% 0.139 125.8)
-
Step 700
700
#4F6C00
oklch(49% 0.125 125.9)
-
Step 800
800
#415902
oklch(42.9% 0.108 125.7)
-
Step 900
900
#374910
oklch(37.7% 0.083 125.5)
-
Step 950
950
#202B0C
oklch(27% 0.053 126.1)
#688A19 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #928000 | 0.063 |
| Deuteranopia (no green cones) | #8D7E25 | 0.064 |
| Tritanopia (no blue cones) | #6D8375 | 0.112 |
| Achromatopsia (no color) | #7F7F7F | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #688A19
#688A19
oklch(58.7% 0.139 125.8)
- #9164BD
#9164BD
oklch(58.8% 0.139 305.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #688A19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mossy Green #638B27 ΔE 0.009
- Olive Drab #6B8E23 ΔE 0.013
- Sap Green #5C8B15 ΔE 0.015
- Swamp Green #748500 ΔE 0.019
- Moss Green #658B38 ΔE 0.022
- Dark Yellow Green #728F02 ΔE 0.022
- Khaki Green #728639 ΔE 0.035
- Fern Green #548D44 ΔE 0.035
Use #688A19 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.